211 citations · 1.7k across the 79 of their papers we have counts for
25 papers · 1 filter
ALMA and JWST Identification of Faint Dusty Star-Forming Galaxies up to z~8
Jorge A. Zavala, Andreas L. Faisst, Manuel Aravena +44
We exploit a new sample of around 400 bright dusty galaxies from the ALMA CHAMPS Large Program, together with the rich JWST multi-band data products in the COSMOS field, to explore…
Probing Infrared eXcess to Investigate Early-Universe Dust (PIXIEDust)
Tom J. L. C. Bakx, Hiddo S. B. Algera, Jean-Baptiste Jolly +25
Despite the implied presence of dust through reddened UV emission in high-redshift galaxies, no dust emission has been detected in the (sub)millimetre regime beyond . This…
How much gas and dust is in the Lyman Break Galaxy HZ10? An ALMA Band 10 to 4 and JWST/NIRSpec study of its interstellar medium
H. S. B. Algera, R. Herrera-Camus, M. Aravena +26
A complete overview of the stellar, gas and dust contents of galaxies is key to understanding their assembly at early times. However, an estimation of molecular and atomic gas rese…
A first systematic study of [OIII] 88m at : two luminous oxygen lines and a powerful ionized outflow in the first 600 million years
Hiddo S. B. Algera, John R. Weaver, Tom J. L. C. Bakx +35
We present deep ALMA Band 7 observations of the [OIII] m line and underlying dust continuum emission in four UV-bright, gravitationally lensed (magnification ), JW…
The observed total star formation rate function up to z \sim 6: complementary UV and IR contributions and comparison with state-of-the-art galaxy formation models
A. Traina, C. Gruppioni, I. Delvecchio +21
We investigate how the obscured IR-derived and the dust-corrected UV star formation rate functions (SFRFs) compare with each other, and with predictions from state-of-the-art theor…
REBELS-IFU: Steeply rising star formation histories and the importance of dust obscuration in massive galaxies revealed by multi-wavelength observations
R. Fisher, R. A. A. Bowler, R. K. Cochrane +15
Reliable star formation rate (SFR) measurements are essential for understanding early galaxy evolution, yet derived values rely on several assumptions. To address this problem, we…
A warm ultra-luminous infrared galaxy just 600 million years after the Big Bang
T. J. L. C. Bakx, Laura Sommovigo, Yoichi Tamura +24
We present an Atacama Large Millimeter/submillimeter Array (ALMA) Band 9 continuum detection () of MACS0416_Y1 that confirms the suspected warm dust (91 K) of…
REBELS-IFU: Spatially Resolved Ionizing Photon Production Efficiencies of 12 Bright Galaxies in the Epoch of Reionization
Lena Komarova, Mauro Stefanon, Andres Laza-Ramos +15
Measuring the ionizing photon production efficiency -- the ratio of ionizing photon output rate to UV continuum luminosity -- in gal…
The Stellar Morphology & Size of X-ray-selected Active Galactic Nuclei Host Galaxies Revealed by JWST
Bovornpratch Vijarnwannaluk, Zhen-Kai Gao, Wei-Hao Wang +19
We investigate the stellar shape and size-mass relationship of X-ray selected Active Galactic Nuclei (AGN) host galaxies using the high-angular resolution and deep sensitivity in t…
REBELS-IFU: Linking damped Lyman- absorption to [CII] emission and dust content in the EoR
Lucie E. Rowland, Kasper E. Heintz, Hiddo Algera +19
Neutral gas in galaxies during the Epoch of Reionisation regulates star formation, dust growth, and the escape of ionising photons, making it a key ingredient in understanding both…
Evidence for inefficient dust production in a massive, metal-rich galaxy at uncovered by JWST and ALMA
Kasper E. Heintz, Darach Watson, Francesco Valentino +17
Recent observations have revealed a remarkably rapid buildup of cosmic dust in the interstellar medium (ISM) of high redshift galaxies, with complex dust compositions and large abu…
REBELS-IFU: on the origin of the elevated [OIII]/[CII] ratios in the early Universe
Hiddo Algera, Lucie Rowland, Renske Smit +26
We present new ALMA [OIII] observations of eight previously [CII]-detected galaxies at . Six of our targets -- the primary sample -- are…
The ALMA REBELS survey: [OIII] line scans of UV-bright galaxies
I. F. van Leeuwen, R. J. Bouwens, J. A. Hodge +17
We present the [OIII] spectral scan results from the ALMA Large Program REBELS (Reionization Era Bright Emission Line Survey). The generally high luminosity of [OII…
On the origins of oxygen: ALMA and JWST characterise the multi-phase, metal-enriched, star-bursting medium within a 'normal' galaxy
Joris Witstok, Renske Smit, William M. Baker +29
The unexpectedly high abundance of galaxies at revealed by JWST has sparked a debate on the nature of early galaxies and the physical mechanisms regulating their formation…
Interpreting nebular emission lines in the high-redshift Universe
Aswin P. Vijayan, Robert M. Yates, Christopher C. Lovell +7
One of the most remarkable outcomes from \textit{JWST} has been the exquisite UV-optical spectroscopic data for galaxies in the high-redshift Universe (), enabling the us…
Beneath the Surface: >85% of z>5.9 QSOs in Massive Host Galaxies are UV-Faint
R. J. Bouwens, E. Banados, R. Decarli +20
We use [CII] observations of a large quasi-stellar object (QSO) sample to segregate sources by host galaxy mass, aiming to identify those in the most massive hosts. [CII] luminosit…
REBELS-MOSFIRE: Weak CIII] Emission is Typical Among Extremely UV-bright, Massive Galaxies at
Ryan Endsley, Alice E. Shapley, Michael W. Topping +16
We present Keck/MOSFIRE H-band spectroscopic measurements covering the [CIII]1907, CIII]1909 doublet for a sample of 8 z~7 spectroscopically-confirmed star-forming galaxies drawn f…
Realistic Multi-temperature Dust: How Well Can We Constrain the Dust Properties of High-redshift Galaxies?
Laura Sommovigo, Hiddo Algera
Determining the dust properties of high-redshift galaxies from their far-infrared continuum emission is challenging due to limited multi-frequency data. As a result, the dust spect…
The dust emissivity index beta in infrared-bright galaxies at 1.5 < z < 4.2
G. J. Bendo, T. J. L. C. Bakx, H. S. B. Algera +16
We have measured the dust emissivity index beta for 21 infrared-bright sources (including several gravitationally lensed galaxies) at 1.5 < z < 4.2 using Atacama Large Millimeter/s…
COSMOS Spectroscopic Redshift Compilation (First Data Release): 488k Redshifts Encompassing Two Decades of Spectroscopy
Ali Ahmad Khostovan, Jeyhan S. Kartaltepe, Mara Salvato +54
We present the COSMOS Spectroscopic Redshift Compilation encompassing ~ 20 years of spectroscopic redshifts within a 10 deg area centered on the 2 deg COSMOS legacy field.…
Revealing the hidden cosmic feast: A z=4.3 galaxy group hosting two optically dark, efficiently star-forming galaxies
Malte Brinch, Shuowen Jin, Raphael Gobat +11
We present the confirmation of a compact galaxy group candidate, CGG-z4, at in the COSMOS field. This structure was identified by two spectroscopically confirmed $K…
Deep Constraints on [CII]158m in JADES-GS-z14-0: Further Evidence for a Galaxy with Low Gas Content at z=14.2
Sander Schouws, Rychard J. Bouwens, Hiddo Algera +14
We present deep ALMA observations targeting the [CII] line in JADES-GS-z14-0, the most distant known galaxy at z=14.1793. We do not detect the [CII] line in…
REBELS-IFU: Evidence for metal-rich massive galaxies at z~6-8
Lucie E. Rowland, Mauro Stefanon, Rychard Bouwens +30
Metallicity is a crucial tracer of galaxy evolution, providing insights into gas accretion, star formation, and feedback. At high redshift, these processes reveal how early galaxie…
REBELS-IFU: Dust attenuation curves of 12 massive galaxies at
Rebecca Fisher, Rebecca A. A. Bowler, Mauro Stefanon +17
We present measurements of the dust attenuation curves of 12 massive (( ) Lyman-break galaxies at derived from James Webb Space…